OpenTechnical

OT-2026-000030046

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000030046) never changes.

Identity and time

Publication numberOT-2026-000030046 · never reused
Internal UUID01a0ae73-ac4a-7985-84fc-e81af9b242c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030046
StatusPUBLIC

Content hashes

Canonical text3152470acfd11af91573892ef83d5e283bac59b9fd745d6c567701086c7183bc
Markdown9c447eb74edb4340a55944c7d562926da5874868b75db5f09d0e008faabe52e5
PDF
Publication page656ed7836b7063f34797d70383085b31369557742b807565eab4a695be63fd85
Manifest41b88eed69b570c65d3fc89bc7c248f49c11cbbe2233b2a7ba85baf7b0da7395

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature7WYuz+qZ9h9lJE6BVuCP0Dga0rEoEHNWoEXSZMs9CA3mZUeBJEswhHizSGOzcezU4fZ/1RSJFAgGJ6rwpsFJCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:47.089382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030046
observed 656ed7836b7063f34797d70383085b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:47.074304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030046/manifest.json
observed 41b88eed69b570c65d3fc89bc7c248f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:47.058811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030046/publication.md
observed 9c447eb74edb4340a55944c7d562926d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:47.042139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030046/publication.txt
observed 3152470acfd11af91573892ef83d5e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.